2 files changed, 4 insertions, 1 deletions

diff --git a/sway/input/seat.c b/sway/input/seat.c
index 467e5087..431460c4 100644
--- a/sway/input/seat.c
+++ b/sway/input/seat.c
@@ -491,6 +491,9 @@ void seat_set_focus_warp(struct sway_seat *seat,
                         ipc_event_workspace(last_ws, container, "focus");
                         if (!workspace_is_visible(last_ws)
                                         && last_ws->children->length == 0) {
+                                if (last_ws == last_focus) {
+                                        last_focus = NULL;
+                                }
                                 container_destroy(last_ws);
                         }
                 }
diff --git a/sway/tree/container.c b/sway/tree/container.c
index ea1c93bb..c0067493 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -104,7 +104,7 @@ static void _container_destroy(struct sway_container *cont) {
         if (cont->children != NULL && cont->children->length) {
                 // remove children until there are no more, container_destroy calls
                 // container_remove_child, which removes child from this container
-                while (cont->children != NULL) {
+                while (cont->children != NULL && cont->children->length > 0) {
                         struct sway_container *child = cont->children->items[0];
                         container_remove_child(child);
                         _container_destroy(child);